2000002af000-20000092ffff: ffff888040559280
    200000930000-2000009fcfff: ffff888033b33280
    2000009fd000-200000ceafff: ffff888033b33dc0
    200000ceb000-200000cecfff: 0000000000000000
    200000ced000-200000dc0fff: ffff8880407d8140
    200000dc1000-200000dc3fff: ffff888040559640
    200000dc4000-200000fc6fff: ffff8880407d83c0
    200000fc7000-200000fc8fff: ffff8880405593c0
    200000fc9000-200000ffcfff: ffff8880405598c0
    200000ffd000-200000ffffff: ffff88800060fa00
    200001000000-200001000fff: ffff888000621a00
  200001001000-7f43cc3f9fff: node ffff888011c85e00 depth 1 type 1 parent ffff888011c8560e contents: 0000000000000000 55557E732FFF ffff888000621500 55557E754FFF 0000000000000000 7F43CB3F5FFF ffff888000621780 7F43CB3F6FFF ffff888000621000 7F43CBBF6FFF ffff888000621280 7F43CBBF7FFF ffff888000621140 7F43CC3F7FFF ffff888012606b40 7F43CC3F9FFF 0000000000000000 0 0000000000000000 0 0000000000000000 0 0000000000000000 0 0000000000000000 0 0000000000000000 0 0000000000000000 0 0000000000000007
    200001001000-55557e732fff: 0000000000000000
    55557e733000-55557e754fff: ffff888000621500
    55557e755000-7f43cb3f5fff: 0000000000000000
    7f43cb3f6000-7f43cb3f6fff: ffff888000621780
    7f43cb3f7000-7f43cbbf6fff: ffff888000621000
    7f43cbbf7000-7f43cbbf7fff: ffff888000621280
    7f43cbbf8000-7f43cc3f7fff: ffff888000621140
    7f43cc3f8000-7f43cc3f9fff: ffff888012606b40
  7f43cc3fa000-7f43cfcedfff: node ffff888000cf0a00 depth 1 type 1 parent ffff888011c85616 contents: ffff888012606640 7F43CCBF9FFF ffff8880126068c0 7F43CCBFBFFF ffff888012606500 7F43CD3FBFFF ffff888012606780 7F43CD3FDFFF ffff888012606000 7F43CDBFDFFF ffff888012ff1b40 7F43CDBFEFFF ffff888012ff1780 7F43CE9FEFFF ffff888012ff1a00 7F43CEDFFFFF ffff888012ff18c0 7F43CEE48FFF ffff888012ff13c0 7F43CEFEAFFF ffff888012ff1140 7F43CF097FFF ffff888012616a00 7F43CF17CFFF ffff888012616780 7F43CF185FFF 0000000000000000 7F43CF18FFFF ffff888012616500 7F43CFCEDFFF 000000000000000e
    7f43cc3fa000-7f43ccbf9fff: ffff888012606640
    7f43ccbfa000-7f43ccbfbfff: ffff8880126068c0
    7f43ccbfc000-7f43cd3fbfff: ffff888012606500
    7f43cd3fc000-7f43cd3fdfff: ffff888012606780
    7f43cd3fe000-7f43cdbfdfff: ffff888012606000
    7f43cdbfe000-7f43cdbfefff: ffff888012ff1b40
    7f43cdbff000-7f43ce9fefff: ffff888012ff1780
    7f43ce9ff000-7f43cedfffff: ffff888012ff1a00
    7f43cee00000-7f43cee48fff: ffff888012ff18c0
    7f43cee49000-7f43cefeafff: ffff888012ff13c0
    7f43cefeb000-7f43cf097fff: ffff888012ff1140
    7f43cf098000-7f43cf17cfff: ffff888012616a00
    7f43cf17d000-7f43cf185fff: ffff888012616780
    7f43cf186000-7f43cf18ffff: 0000000000000000
    7f43cf190000-7f43cfcedfff: ffff888012616500
  7f43cfcee000-ffffffffffffffff: node ffff888011c82800 depth 1 type 1 parent ffff888011c8561e contents: 0000000000000000 7F43CFE5EFFF ffff88800060f3c0 7F43CFE5FFFF ffff88800060f500 7F43CFE7FFFF ffff88800060f280 7F43CFE80FFF ffff88800060f000 7F43CFEA0FFF ffff888012616dc0 7F43CFEA1FFF ffff8880126168c0 7F43CFEA5FFF ffff88800060f8c0 7F43CFEA7FFF ffff88800060f780 7F43CFEA9FFF 0000000000000000 7FFF93C90FFF ffff88800060fb40 7FFF93CB1FFF 0000000000000000 FFFFFFFFFFFFFFFF 0000000000000000 0 0000000000000000 0 0000000000000000 0 000000000000000b
    7f43cfcee000-7f43cfe5efff: 0000000000000000
    7f43cfe5f000-7f43cfe5ffff: ffff88800060f3c0
    7f43cfe60000-7f43cfe7ffff: ffff88800060f500
    7f43cfe80000-7f43cfe80fff: ffff88800060f280
    7f43cfe81000-7f43cfea0fff: ffff88800060f000
    7f43cfea1000-7f43cfea1fff: ffff888012616dc0
    7f43cfea2000-7f43cfea5fff: ffff8880126168c0
    7f43cfea6000-7f43cfea7fff: ffff88800060f8c0
    7f43cfea8000-7f43cfea9fff: ffff88800060f780
    7f43cfeaa000-7fff93c90fff: 0000000000000000
    7fff93c91000-7fff93cb1fff: ffff88800060fb40
    7fff93cb2000-ffffffffffffffff: 0000000000000000
------------[ cut here ]------------
WARNING: CPU: 0 PID: 5324 at mm/vma.c:768 vma_merge_existing_range+0x13c6/0x1750 mm/vma.c:768
Modules linked in:
CPU: 0 UID: 0 PID: 5324 Comm: syz.0.0 Not tainted 6.15.0-rc3-syzkaller-00001-g9d7a0577c9db #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
RIP: 0010:vma_merge_existing_range+0x13c6/0x1750 mm/vma.c:768
Code: 90 e9 e0 ef ff ff e8 49 dc a4 ff 90 0f 0b 90 e9 c8 ee ff ff e8 3b dc a4 ff 48 8b 3c 24 48 c7 c6 40 65 56 8c e8 0b 4d f1 ff 90 <0f> 0b 90 e9 4d ef ff ff e8 1d dc a4 ff e9 a8 f0 ff ff e8 13 dc a4
RSP: 0018:ffffc9000d5cfa60 EFLAGS: 00010286
RAX: ffffffff8c27cff5 RBX: 0000200000130000 RCX: ffff888000b02440
RDX: 0000000000000000 RSI: ffffffffffffffff RDI: ffffffffffffffff
RBP: ffffc9000d5cfb90 R08: ffffffff8c27cef0 R09: 1ffff11003f847d2
R10: dffffc0000000000 R11: ffffed1003f847d3 R12: 0000200000130000
R13: ffffffff93686020 R14: 1ffff92001ab9f8c R15: 00002000002ab000
FS:  00007f43cfea06c0(0000) GS:ffff88808c59a000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000556a98a5f208 CR3: 0000000043312000 CR4: 0000000000352ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 vma_modify+0x76/0x450 mm/vma.c:1564
 vma_modify_flags+0x3b2/0x430 mm/vma.c:1605
 mlock_fixup+0x21a/0x350 mm/mlock.c:483
 apply_mlockall_flags+0x309/0x410 mm/mlock.c:736
 __do_sys_munlockall+0x10a/0x220 mm/mlock.c:782
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xf3/0x210 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f43cef8e169
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f43cfea0038 EFLAGS: 00000246 ORIG_RAX: 0000000000000098
RAX: ffffffffffffffda RBX: 00007f43cf1b5fa0 RCX: 00007f43cef8e169
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 00007f43cfea0090 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 0000000000000000 R14: 00007f43cf1b5fa0 R15: 00007fff93caf4e8
 </TASK>